refactor(recovery): smart error comparison

This commit is contained in:
OHZEKI Naoki 2025-10-10 21:56:35 +09:00
parent 8b20252756
commit 7ba35363a3

View File

@ -12,12 +12,12 @@ import (
"fmt" "fmt"
"io" "io"
"log" "log"
"net"
"net/http" "net/http"
"net/http/httputil" "net/http/httputil"
"os" "os"
"runtime" "runtime"
"strings" "strings"
"syscall"
"time" "time"
"github.com/gin-gonic/gin/internal/bytesconv" "github.com/gin-gonic/gin/internal/bytesconv"
@ -61,18 +61,11 @@ func CustomRecoveryWithWriter(out io.Writer, handle RecoveryFunc) HandlerFunc {
// Check for a broken connection, as it is not really a // Check for a broken connection, as it is not really a
// condition that warrants a panic stack trace. // condition that warrants a panic stack trace.
var isBrokenPipe bool var isBrokenPipe bool
if ne, ok := rec.(*net.OpError); ok { err, ok := rec.(error)
var se *os.SyscallError if ok {
if errors.As(ne, &se) { isBrokenPipe = errors.Is(err, syscall.EPIPE) ||
seStr := strings.ToLower(se.Error()) errors.Is(err, syscall.ECONNRESET) ||
if strings.Contains(seStr, "broken pipe") || errors.Is(err, http.ErrAbortHandler)
strings.Contains(seStr, "connection reset by peer") {
isBrokenPipe = true
}
}
}
if e, ok := rec.(error); ok && errors.Is(e, http.ErrAbortHandler) {
isBrokenPipe = true
} }
if logger != nil { if logger != nil {
if isBrokenPipe { if isBrokenPipe {
@ -87,7 +80,7 @@ func CustomRecoveryWithWriter(out io.Writer, handle RecoveryFunc) HandlerFunc {
} }
if isBrokenPipe { if isBrokenPipe {
// If the connection is dead, we can't write a status to it. // If the connection is dead, we can't write a status to it.
c.Error(rec.(error)) //nolint: errcheck c.Error(err) //nolint: errcheck
c.Abort() c.Abort()
} else { } else {
handle(c, rec) handle(c, rec)